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Learning Object
The Strain Wave Gear Principle
The learner will understand the inner workings of the strain wave gear principle.
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advanced robotics, circular spline, flex spline, gearing systems, industrial motion control, wave generator
The Thevenin Theorem
This animated object allows students to examine the four steps used to reduce a complex circuit to a simple series circuit.
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dc, electronics, thevenin
The Three-Phase AC Generator
In this 3D animated object, learners examine the way in which a three-phase generator produces three sine waves with three armature coils. A quiz completes the activity.
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ac, electrical, generator, generators, phase, three
The Time Proportioning Operational Amplifier (Screencast)
In this animated object, learners see how a time proportioning operational amplifier varies an average DC voltage. A brief quiz completes the activity.
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amp, amplifier, op, operational, proportioning, rr0005, time
The Torque of an Induction Motor
The learner will examine how torque is developed in an induction motor.
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conductor bar, developing torque in an induction motor, motor slip, rotor bar, rotor field, stator fields
The Variable Reluctance Stepper Motor (Screencast)
Learners view colorful animations showing the operation of a VR stepper motor.
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electrical, motor, motors, reluctance, stepper, variable
The Vertical Portion of the Sine Wave
In this animated lesson, learners examine sine waves and alternating current. A brief quiz completes the object.
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aa0001, ac, alternating, amplitude, current, sine, voltage, wave, waveform
The Welder's Tool Bag
In this learning object, you’ll explore what tools should be a part of every welding tool bag.
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Welding tools, what tools help welders, what's in a welding tool bag
The You View
Learners will write effective business messages that incorporate a second-person point of view and focus on the benefit to the reader. This approach is often used to create positive messages, neutral messages, and inquiry messages in business settings.
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Business Messages, business writing, Customer Benefit, Inquiry Messages, Neutral Messages, Positive Messages, Reader-focused, Second Person Point of View, You attitude
The Zener Diode: Practice Problems
Students complete 10 practice problems. These deal with the determination of series current, zener current, and load current, and if the zener diode is operating in the breakdown region.
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ac, diode, rr0002, zener